From fdb698ca2be630f0fe5ea8cf239c016633c06cbc Mon Sep 17 00:00:00 2001
From: David Vossel <dvossel@digium.com>
Date: Mon, 24 May 2010 16:10:09 +0000
Subject: [PATCH] fixes segfault when using generic plc
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@265273 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/channel.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/main/channel.c b/main/channel.c
index 637f162853..ba34117e03 100644
--- a/main/channel.c
+++ b/main/channel.c
@@ -4154,6 +4154,12 @@ static void adjust_frame_for_plc(struct ast_channel *chan, struct ast_frame *fra
int num_new_samples = frame->samples;
struct plc_ds *plc = datastore->data;
+
+ /* If this audio frame has no samples to fill in ignore it */
+ if (!num_new_samples) {
+ return;
+ }
+
/* First, we need to be sure that our buffer is large enough to accomodate
* the samples we need to fill in. This will likely only occur on the first
* frame we write.
--
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